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Commit e8120ad1 authored by Philip Rakity's avatar Philip Rakity Committed by Chris Ball
Browse files

mmc: sdhci: print SD Command and CAPABILITY_1 when dumping registers 



More information should be shown when sdhci_dumpregs is called.
Knowing the command is useful for debugging, and Capability 1
is useful for SD v3.

Signed-off-by: default avatarPhilip Rakity <prakity@marvell.com>
Reviewed-by: default avatarChris Ball <cjb@laptop.org>
Signed-off-by: default avatarChris Ball <cjb@laptop.org>
parent 04566831

drivers/mmc/host/sdhci.c

+4 −1
Original line number Original line Diff line number Diff line
@@ -77,8 +77,11 @@ static void sdhci_dumpregs(struct sdhci_host *host) 
	printk(KERN_DEBUG DRIVER_NAME ": AC12 err: 0x%08x | Slot int: 0x%08x\n",

	printk(KERN_DEBUG DRIVER_NAME ": AC12 err: 0x%08x | Slot int: 0x%08x\n",

		sdhci_readw(host, SDHCI_ACMD12_ERR),

		sdhci_readw(host, SDHCI_ACMD12_ERR),

		sdhci_readw(host, SDHCI_SLOT_INT_STATUS));

		sdhci_readw(host, SDHCI_SLOT_INT_STATUS));

	printk(KERN_DEBUG DRIVER_NAME ": Caps:     0x%08x | Max curr: 0x%08x\n",

	printk(KERN_DEBUG DRIVER_NAME ": Caps:     0x%08x | Caps_1:   0x%08x\n",

		sdhci_readl(host, SDHCI_CAPABILITIES),

		sdhci_readl(host, SDHCI_CAPABILITIES),

		sdhci_readl(host, SDHCI_CAPABILITIES_1));

	printk(KERN_DEBUG DRIVER_NAME ": Cmd:      0x%08x | Max curr: 0x%08x\n",

		sdhci_readw(host, SDHCI_COMMAND),

		sdhci_readl(host, SDHCI_MAX_CURRENT));

		sdhci_readl(host, SDHCI_MAX_CURRENT));





	if (host->flags & SDHCI_USE_ADMA)

	if (host->flags & SDHCI_USE_ADMA)

drivers/mmc/host/sdhci.h

+1 −1
Original line number Original line Diff line number Diff line
@@ -165,7 +165,7 @@ 
#define  SDHCI_CAN_VDD_180	0x04000000

#define  SDHCI_CAN_VDD_180	0x04000000

#define  SDHCI_CAN_64BIT	0x10000000

#define  SDHCI_CAN_64BIT	0x10000000





/* 44-47 reserved for more caps */

#define SDHCI_CAPABILITIES_1	0x44





#define SDHCI_MAX_CURRENT	0x48

#define SDHCI_MAX_CURRENT	0x48